Description Dayco Style - Crimp Field Attachable Couplings- Rigid Male NPTF This item is a suitable alternative for the following: 217-HY0604MP, HY0604MB, HY06-04MP, HU0604MB, HU06-04MB, HA0604MB, A101HY46, A-101HY-4-6, 948039, 4NP6SB, 101HY46, 101HY-4-6